Saw blade



FIG. 1 is a top perspective view of a saw blade.

FIG. 2 is a rear elevation view thereof, shown at an enlarged scale.

FIG. 3 is a right side elevation view thereof.

FIG. 4 is a front elevation view thereof, shown at an enlarged scale.

FIG. 5 is a bottom perspective view thereof; and,

FIG. 6 is a left side elevation view thereof. 

The ornamental design for a saw blade, as shown and described. 